Finding the Fourth Proportional to 488,164.08, 732,356.58 and 263,519.70
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Solution
The fourth proportional to 488,164.08, 732,356.58 and 263,519.70 is: 395,339.18
Step by Step Solution
- Step 1: Write the proportion equation
488,164.08 : 732,356.58 = 263,519.70 : x - Step 2: Convert to fraction form
488,164.08/732,356.58 = 263,519.70/x - Step 3: Cross multiply
488,164.08x = 732,356.58 × 263,519.70 - Step 4: Simplify right side
488,164.08x = 192,990,386,254.63 - Step 5: Solve for x
x = 192,990,386,254.63/488,164.08 - Step 6: Final answer
x = 395,339.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.